Buggy code:
String zkServerAddress = line . getOptionValue ( ZkCLI . ZKHOST ) ; String solrHome = line . getOptionValue ( ZkCLI . SOLRHOME ) ; String solrPort = null ; if ( line . hasOption ( ZkCLI . RUNZK ) ) { if ( ! ( line . hasOption ( ZkCLI . SOLRHOME ) ) ) { System . out . println ( ( ( ( "-" + ( ZkCLI . SOLRHOME ) ) + "<seq2seq4repair_space>is<seq2seq4repair_space>required<seq2seq4repair_space>for<seq2seq4repair_space>" ) + ( ZkCLI . RUNZK ) ) ) ; System . exit ( 1 ) ; } solrPort = line . getOptionValue ( ZkCLI . RUNZK ) ; } SolrZkServer zkServer = null ; if ( solrPort != null ) { zkServer = new SolrZkServer ( "true" , null , ( solrHome + "//zoo_data" ) , solrHome , solrPort ) ; zkServer . parseConfig ( ) ; zkServer . start ( ) ; } SolrZkClient zkClient = null ; try { zkClient = new SolrZkClient ( zkServerAddress , 30000 , 30000 , new OnReconnect ( ) { @ Override public void command ( ) { } } ) ; if ( line . getOptionValue ( ZkCLI . CMD ) . equals ( ZkCLI . BOOTSTRAP ) ) { if ( ! ( line . hasOption ( ZkCLI . SOLRHOME ) ) ) { System . out . println ( ( ( ( "-" + ( ZkCLI . SOLRHOME ) ) + "<seq2seq4repair_space>is<seq2seq4repair_space>required<seq2seq4repair_space>for<seq2seq4repair_space>" ) + ( ZkCLI . BOOTSTRAP ) ) ) ; System . exit ( 1 ) ; } CoreContainer cc = new CoreContainer ( solrHome ) ; if ( ! ( ZkController . checkChrootPath ( zkServerAddress , true ) ) ) { System . out . println ( "A<seq2seq4repair_space>chroot<seq2seq4repair_space>was<seq2seq4repair_space>specified<seq2seq4repair_space>in<seq2seq4repair_space>zkHost<seq2seq4repair_space>but<seq2seq4repair_space>the<seq2seq4repair_space>znode<seq2seq4repair_space>doesn't<seq2seq4repair_space>exist.<seq2seq4repair_space>" ) ; System . exit ( 1 ) ; } ZkController . bootstrapConf ( zkClient , cc , solrHome ) ; } else if ( line . getOptionValue ( ZkCLI . CMD ) . equals ( ZkCLI . UPCONFIG ) ) { if ( ( ! ( line . hasOption ( ZkCLI . CONFDIR ) ) ) || ( ! ( line . hasOption ( ZkCLI . CONFNAME ) ) ) ) { System . out . println ( ( ( ( ( ( "-" + ( ZkCLI . CONFDIR ) ) + "<seq2seq4repair_space>and<seq2seq4repair_space>-" ) + ( ZkCLI . CONFNAME ) ) + "<seq2seq4repair_space>are<seq2seq4repair_space>required<seq2seq4repair_space>for<seq2seq4repair_space>" ) + ( ZkCLI . UPCONFIG ) ) ) ; System . exit ( 1 ) ; } String confDir = line . getOptionValue ( ZkCLI . CONFDIR ) ; String confName = line . getOptionValue ( ZkCLI . CONFNAME ) ; if ( ! ( ZkController . checkChrootPath ( zkServerAddress , true ) ) ) { System . out . println ( "A<seq2seq4repair_space>chroot<seq2seq4repair_space>was<seq2seq4repair_space>specified<seq2seq4repair_space>in<seq2seq4repair_space>zkHost<seq2seq4repair_space>but<seq2seq4repair_space>the<seq2seq4repair_space>znode<seq2seq4repair_space>doesn't<seq2seq4repair_space>exist.<seq2seq4repair_space>" ) ; System . exit ( 1 ) ; } ZkController . uploadConfigDir ( zkClient , new File ( confDir ) , confName ) ; } else if ( line . getOptionValue ( ZkCLI . CMD ) . equals ( ZkCLI . DOWNCONFIG ) ) { if ( ( ! ( line . hasOption ( ZkCLI . CONFDIR ) ) ) || ( ! ( line . hasOption ( ZkCLI . CONFNAME ) ) ) ) { System . out . println ( ( ( ( ( ( "-" + ( ZkCLI . CONFDIR ) ) + "<seq2seq4repair_space>and<seq2seq4repair_space>-" ) + ( ZkCLI . CONFNAME ) ) + "<seq2seq4repair_space>are<seq2seq4repair_space>required<seq2seq4repair_space>for<seq2seq4repair_space>" ) + ( ZkCLI . DOWNCONFIG ) ) ) ; System . exit ( 1 ) ; } String confDir = line . getOptionValue ( ZkCLI . CONFDIR ) ; String confName = line . getOptionValue ( ZkCLI . CONFNAME ) ; ZkController . downloadConfigDir ( zkClient , confName , new File ( confDir ) ) ; } else if ( line . getOptionValue ( ZkCLI . CMD ) . equals ( ZkCLI . LINKCONFIG ) ) { if ( ( ! ( line . hasOption ( ZkCLI . COLLECTION ) ) ) || ( ! ( line . hasOption ( ZkCLI . CONFNAME ) ) ) ) { <START_BUG> System . out . println ( ( ( ( ( ( "-" + ( ZkCLI . CONFDIR ) ) + "<seq2seq4repair_space>and<seq2seq4repair_space>-" ) + ( ZkCLI . CONFNAME ) ) + "<seq2seq4repair_space>are<seq2seq4repair_space>required<seq2seq4repair_space>for<seq2seq4repair_space>" ) + ( ZkCLI . LINKCONFIG ) ) ) ; <END_BUG> System . exit ( 1 ) ; } String collection = line . getOptionValue ( ZkCLI . COLLECTION ) ; String confName = line . getOptionValue ( ZkCLI . CONFNAME ) ; ZkController . linkConfSet ( zkClient , collection , confName ) ; } else if ( line . getOptionValue ( ZkCLI . CMD ) . equals ( ZkCLI . LIST ) ) { zkClient . printLayoutToStdOut ( ) ; } else if ( line . getOptionValue ( ZkCLI . CMD ) . equals ( ZkCLI . CLEAR ) ) { List arglist = line . getArgList ( ) ; if ( ( arglist . size ( ) ) != 1 ) { System . out . println ( ( ( "-" + ( ZkCLI . CLEAR ) ) + "<seq2seq4repair_space>requires<seq2seq4repair_space>one<seq2seq4repair_space>arg<seq2seq4repair_space>-<seq2seq4repair_space>the<seq2seq4repair_space>path<seq2seq4repair_space>to<seq2seq4repair_space>clear" ) ) ; System . exit ( 1 ) ; } zkClient . clean ( arglist . get ( 0 ) . toString ( ) ) ; } else if ( line . getOptionValue ( ZkCLI . CMD ) . equals ( ZkCLI . MAKEPATH ) ) { List arglist = line . getArgList ( ) ; if ( ( arglist . size ( ) ) != 1 ) { System . out . println ( ( ( "-" + ( ZkCLI . MAKEPATH ) ) + "<seq2seq4repair_space>requires<seq2seq4repair_space>one<seq2seq4repair_space>arg<seq2seq4repair_space>-<seq2seq4repair_space>the<seq2seq4repair_space>path<seq2seq4repair_space>to<seq2seq4repair_space>make" ) ) ; System . exit ( 1 ) ; } zkClient . makePath ( arglist . get ( 0 ) . toString ( ) , true ) ; } else if ( line . getOptionValue ( ZkCLI . CMD ) . equals ( ZkCLI . PUT ) ) { List < ACL > acl = Ids . OPEN_ACL_UNSAFE ;

Fix:
System . out . println ( ( ( ( ( ( "-" + ( ZkCLI . COLLECTION ) ) + "<seq2seq4repair_space>and<seq2seq4repair_space>-" ) + ( ZkCLI . CONFNAME ) ) + "<seq2seq4repair_space>are<seq2seq4repair_space>required<seq2seq4repair_space>for<seq2seq4repair_space>" ) + ( ZkCLI . LINKCONFIG ) ) ) ;